Possible areas of investments in Tallismanus are in the tourism sector, livestock farming and horticulture.

Employment and major sources of income for the residents of Tallismanus include employment at Government institutions. Other sources of employment and income include communal farming and small business activities.

Besides the Settlement Office, Otjombinde Constituency Office is also stationed here while the Ministry of Agriculture, Water and Forestry, Ministry of Gender Equality and Child Welfare, Ministry of Home Affairs and the Ministry of Safety and Security have offices here.